云南高校图书馆联盟文献共享服务平台- K-EDGE

K-EDGE: 作品数：35被引量：40H指数：4; 导出分析报告; 相关领域：理学更多>>; 相关作者：何鹏魏彪冯鹏何鹏王明光更多>>; 相关机构：重庆大学中国科学院天津大学武汉联影生命科学仪器有限公司更多>>; 相关期刊：《Acta Geochimica》《Chinese Physics B》《数学建模及其应用》《Annual Report of China Institute of Atomic Energy》更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国科学院知识创新工程领域前沿项目重庆市自然科学基金更多>>

基于光子计数器能谱响应优化的能谱CT造影剂K边缘分解方法: 《中国体视学与图像分析》2023年第1期64-76,共13页鄢志鸿季续许润泽王硕然罗守华; 国家自然科学基金(No.61871126); 受到光子计数探测器(PCD)电荷共享、光子逃逸以及散射等效应的影响,在K边缘附近的入射能谱在探测器下会产生失真,降低了能谱CT的重建和材料分解性能。为此,提出了基于能谱恢复优化的投影域K-edge材料分解算法。该方法由两个步骤组成:首...; 关键词：碘造影剂 K-edge材料分解能量响应函数能谱恢复

Identify fine microstructure of multifarious iron oxides via O K-edge EELS spectra被引量：1: 《Chinese Chemical Letters》2022年第9期4375-4379,共5页Junnan Chen Yujie Qi Ming Lu Yiming Niu Bingsen Zhang; the financial support provided by the National Natural Science Foundation of China (Nos. 22072164, 51932005, 21773269, 52161145403);Liao Ning Revitalization Talents Program (No. XLYC1807175);the Research Fund of SYNL; Relying on the electron energy loss spectrum(EELS)of metallic elements to obtain microstructure analysis is an investigation method of the reaction mechanisms of transition metal oxides(TMOs)in catalysis,energy storag...; 关键词：EELS ELNES EXELFS Transition metal oxides DFT Wavelet analyze

On the Sizes of k-edge-maximal r-uniform Hypergraphs: 《Acta Mathematicae Applicatae Sinica》2022年第3期532-539,共8页Ying-zhi TIAN Hong-Jian LAI Ji-xiang MENG Li-qiong XU; supported by the National Natural Science Foundation of China(Nos.11861066,11531011);Tianshan Youth Project of Xinjiang(2018Q066)。; Let H=(V,E)be a hypergraph,where V is a set of vertices and E is a set of non-empty subsets of V called edges.If all edges of H have the same cardinality r,then H is an r-uniform hypergraph;if E consists of all r-subs...; 关键词：EDGE-CONNECTIVITY k-edge-maximal hypergraphs r-uniform hypergraphs

Long-term straw addition promotes moderately labile phosphorus formation, decreasing phosphorus downward migration and loss in greenhouse vegetable soil被引量：1: 《Journal of Integrative Agriculture》2022年第9期2734-2749,共16页ZHANG Yin-jie GAO Wei LUAN Hao-an TANG Ji-wei LI Ruo-nan LI Ming-yue ZHANG Huai-zhi HUANG Shao-wen; supported by the China Agriculture Research System of MOF and MARA(CARS–23-B04);the National Key Research and Development Program of China(2016YFD0201001)。; Phosphorus(P) leaching is a major problem in greenhouse vegetable production with excessive P fertilizer application. Substitution of inorganic P fertilizer with organic fertilizer is considered a potential strategy t...; 关键词：K-edge XANES phosphorus speciation leaching losses sustainable phosphorus management greenhouse vegetable production

基于MC-GPU的能谱K-edge特性CT成像数据仿真: 《数学建模及其应用》2022年第2期34-41,共8页杨仁杰郑永果李刚邹晶陈明; 山东省自然科学基金(ZR2020MF016,ZR2021MF038);国家自然科学基金(61976126,61771328)。; 在能谱K-edge特性CT成像模型中,当X射线能量为材料(如钨、钆、金)K-edge时,材料的X射线衰减系数会发生骤变,衰减性急剧增加.针对K-edge特性的CT扫描仿真,本文设计了基于MC-GPU的K-edge材料钨丝的两次单能CT仿真实验,两次实验采用了相同...; 关键词：图形处理器 CT成像模型 K-EDGE 蒙特卡洛算法

A New Sufficient Degree Condition for a Graphic Sequence to Be Forcibly k-Edge-Connected: 《Acta Mathematicae Applicatae Sinica》2022年第1期223-228,共6页Jian-hua YIN Ji-yun GUO; supported by the Hainan Provincial Natural Science Foundation of China(No.2019RC085);the National Natural Science Foundation of China(No.11961019)。; A graphic sequence π =(d1, d2,..., dn) is said to be forcibly k-edge-connected if every realization of π is k-edge-connected. In this paper, we obtain a new sufficient degree condition for π to be forcibly k-edgeco...; 关键词：graphic sequence forcibly k-edge-connected graphic sequence a strongest monotone degree condition

Metal–insulator phase transition and topology in a three-component system: 《Chinese Physics B》2021年第1期151-157,共7页Shujie Cheng Xianlong Gao; Project supported by the National Natural Science Foundation of China (Grant Nos. 11835011 and 11774316)。; Due to the topology, insulators become non-trivial, particularly those with large Chern numbers which support multiple edge channels, catching our attention. In the framework of the tight binding approximation, we stu...; 关键词：band structures high Chern numbers bulk-edge correspondence

Experimental research of the energy bins for K-edge imaging using a photon counting detector:a phantom and mice study被引量：1: 《Radiation Detection Technology and Methods》2020年第3期303-311,共9页Zhidu Zhang Jinming Hu Xiao mei Zhang Qiong Xu Mohan Li Cunfeng Wei Long Wei Zhe Wang; supported by National Key R&D Program of China(Grant No.2016YFC0100400);Science and Tech-nology Service network Initiative of Chinese Academy of Sciences(Grant No.KFJ-STS-QYZD-193);Instrument Developing Project of Chinese Academy of Sciences(Grant No.YZ201511);National Natu-ral Science Foundation of China(Grant No.11975250); Purpose K-edge imaging based on the photon counting detectors(PCDs)is an effective enhanced imaging method because the PCDs are conducive to the K-edge imaging due to the adjustable energy thresholds.The energy bins s...; 关键词：Experimental study Energy bins K-edge imaging Photon counting detectors MICE

基于KST索引的最大连通Steiner分量查询算法被引量：1: 《计算机学报》2020年第7期1215-1229,共15页陈子阳陈伟贾勇周军锋; 国家自然科学基金(61472339,61572421,61873337)资助.; 查找图的连通分量在生物信息学领域有着重要应用价值,其中的关键问题之一是查询最大连通Steiner分量(SMCC).针对已有最大连通Steiner分量查询方法中存在的查询效率低的问题,本文首先提出利用k-edge连通分量与(k+1)-edge连通分量之间的...; 关键词：无向图 k-edge连通分量最大连通Steiner分量索引最大生成树

Identifying anomalous Floquet edge modes via bulk-edge correspondence: 《Chinese Physics B》2020年第4期434-438,共5页Huanyu Wang Wuming Liu; Project supported by the National Natural Science Foundation of China(Grant No.2016YFA0301500)。; Floquet engineering appears as a new protocol for designing topological states of matter,and features anomalous edge modes pinned at quasi-energy π/T with vanished topological index.We propose how to predict the anom...; 关键词：FLOQUET energineering bulk-edge CORRESPONDENCE Zak phase

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